/*
 * Copyright (C) 2013 Zhenya Leonov
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package jpal.collect;

import java.util.Collection;
import java.util.Collections;
import java.util.List;

import junit.framework.TestSuite;

import org.junit.runner.RunWith;
import org.junit.runners.AllTests;

import com.google.common.collect.testing.CollectionTestSuiteBuilder;
import com.google.common.collect.testing.ListTestSuiteBuilder;
import com.google.common.collect.testing.SampleElements;
import com.google.common.collect.testing.TestStringCollectionGenerator;
import com.google.common.collect.testing.TestStringListGenerator;
import com.google.common.collect.testing.features.CollectionFeature;
import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.collect.testing.features.ListFeature;
import com.google.common.collect.testing.testers.ListRemoveTester;
import com.google.common.collect.testing.testers.ListRetainAllTester;

@RunWith(AllTests.class)
public class SkiplistTest {

	public static junit.framework.Test suite() throws NoSuchMethodException,
			SecurityException {
		TestSuite suite = new TestSuite();
		suite.addTest(CollectionTestSuiteBuilder
				.using(new TestStringCollectionGenerator() {
					@Override
					protected Collection<String> create(String[] elements) {
						return Sortedlists.newSkiplist(elements);
					}

					@Override
					public List<String> order(List<String> insertionOrder) {
						Collections.sort(insertionOrder);
						return insertionOrder;
					}
				})
				.named("Skiplist Tests")
				.withFeatures(
						CollectionFeature.GENERAL_PURPOSE,
						CollectionFeature.ALLOWS_NULL_QUERIES,
						CollectionFeature.KNOWN_ORDER,
						CollectionFeature.SERIALIZABLE,
						CollectionFeature.FAILS_FAST_ON_CONCURRENT_MODIFICATION,
						CollectionSize.ANY).createTestSuite());

		suite.addTest(ListTestSuiteBuilder
				.using(new TestSortedStringListGenerator() {
					@Override
					protected List<String> create(String[] elements) {
						return Sortedlists.newSkiplist(elements).asList();
					}
				})
				.named("Skiplist.asList Tests")
				.withFeatures(
						ListFeature.REMOVE_OPERATIONS,
						CollectionFeature.KNOWN_ORDER,
						CollectionFeature.ALLOWS_NULL_QUERIES,
						CollectionFeature.FAILS_FAST_ON_CONCURRENT_MODIFICATION,
						CollectionSize.ANY)
				.suppressing(
						ListRemoveTester.class.getMethod(
								"testRemove_duplicate", new Class[0]),
						ListRetainAllTester.class.getMethod(
								"testRetainAll_countIgnored", new Class[0]))
				.createTestSuite());

		return suite;
	}

	private abstract static class TestSortedStringListGenerator extends
			TestStringListGenerator {

		@Override
		public SampleElements<String> samples() {
			return new SampleElements<String>("1", "2", "3", "4", "5");
		}

	}

}